package day14;

public class sellTicket implements Runnable {
    private int tickets = 100;
    private Object obj = new Object();

    @Override
    public void run() {
        while (true) {
            synchronized (obj) {
                if (tickets > 0) {
                    try {
                        Thread.sleep(100);
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                }else {
                    break;
                }
                System.out.println(Thread.currentThread().getName() + "正在出售" + tickets + "张票");
                tickets--;
            }
        }
    }
}
